Majestic 18NB Installation And Operating Instructions Manual

Summary of 18NB

  • Page 1

    This is an unvented gas-fired heater. It uses air (oxygen) from the room in which it is installed. Provisions for adequate combustion and ventilation air must be provided. Refer to page 4. Warnings if the information in this manual is not followed exactly, a fire or explosion may result causing prop...

  • Page 2

    2 18nb/24nb gas log set 81d0108 contents important safety information ......................................3 codes .......................................................................3 product features and specifications ........................5 gas pressures ......................................

  • Page 3

    3 18nb/24nb gas log set 81d0108 important safety information installer please leave these instructions with the appliance. Owner please retain these instructions for future reference. 1. Due to high temperatures, the appliance should be located out of traffic and away from furniture and draperies. 2...

  • Page 4

    4 18nb/24nb gas log set 81d0108 important safety information 18. Unvented gas heaters are a supplemental zone heater. They are not intended to be the primary heating appli- ance. 19. Unvented gas heaters emit moisture into the living area. In most homes of average construction, this does not pose a ...

  • Page 5

    5 18nb/24nb gas log set 81d0108 make sure you have received all parts: check your packing list to verify that all listed parts have been received. You should have the following: nb models • unvented gas log burner assembly • two (2) plastic bags containing crushed volcanic rock • installation/operat...

  • Page 6

    6 18nb/24nb gas log set 81d0108 fireplace and hearth dimensions w arning this appliance is for installation only in a solid-fuel burning masonry or ul127 factory- built fireplace, vent free appliance, or in listed ventless firebox enclosure. It has been design certified for these installations. Exce...

  • Page 7

    7 18nb/24nb gas log set 81d0108 16" 42" clearances and height requirements sidewall and ceiling clearances: the sides of the fire- place opening must be at least 16" from any combustible wall. The ceiling must be at least 42" from the top of the fireplace opening. Figure 3 - sidewall and ceiling cle...

  • Page 8

    8 18nb/24nb gas log set 81d0108 clearances and height requirements heat resistant material (minimum requirements) with wooden mantel or other combustible projection: to install the heater with a wooden mantel, shelf or other combustible projection above, first measure the heat resis- tant material s...

  • Page 9

    9 18nb/24nb gas log set 81d0108 fp2257 min clear with hood 10" 8" 6" 2 56o " 8" 14 56o " 18 6 " 22 56o " 26" 12" clearances and height requirements figure 7 - minimum mantel clearance with hood - all models example: a mantel may project from the wall a maximum of 2 z\x " at a minimum of 8" above the...

  • Page 10

    10 18nb/24nb gas log set 81d0108 floor clearance the gas log heater must be installed at least 1 c\, " above any combustible flooring material, such as carpeting or tile, which is closer than 14" to the base of the fireplace. The minimum distance must be maintained from the top surface of carpeting,...

  • Page 11

    11 18nb/24nb gas log set 81d0108 fireplace preparation before fully installing the unit: • turn off the gas supply to the fireplace or firebox. • seal any fresh air vents and/or ash clean-out doors located on the floor or wall of the fireplace. If left unsealed, drafting may cause pilot outage or so...

  • Page 12

    12 18nb/24nb gas log set 81d0108 vented application installation / secure appliance w arning the fireplace and gas logs function as a system. If the fireplace is spilling into the room (check with a match or a smoke stick), reposition the damper clamp until a positive draft is obtained by opening th...

  • Page 13

    13 18nb/24nb gas log set 81d0108 gas line connection w arning use new black iron or steel pipe. Internally tinned copper or copper tubing can be used per national fuel code, section 2.6.3, providing gas meets hydrogen sulfide limits, and where permitted by local codes. Gas piping system must be size...

  • Page 14

    14 18nb/24nb gas log set 81d0108 fp2267 wiring diagram electrical wiring - millivolt the millivolt valve is a self-powered combination gas control that does not require 110 vac to operate. Connect optional wall switch or thermostat 1. Use 18 awg, two-wire cable, 15 feet maximum length. 2. At one end...

  • Page 15

    15 18nb/24nb gas log set 81d0108 electrical wiring - millivolt connect remote receiver 1. Set remote receiver. See instructions included in receiver kit. 2. Connect the two (2) 1/4" female connectors to the tp/th and th terminals on the control valve. Note: heat reduces battery life. You can protect...

  • Page 16

    16 18nb/24nb gas log set 81d0108 w arning the positioning of the logs is critical to the safe and clean operation of this heater. Sooting and other problems may result if the logs are not properly and firmly positioned in the appliance. Never add additional logs or embellishments such as pine cones,...

  • Page 17

    17 18nb/24nb gas log set 81d0108 lg621 place log 2 log placement • use only rock wool provided with log set. • do not add additional rock wool . W arning fp2269 place rock wool dime-sized pieces of rock wool fp2269 figure 19 - place rock wool install 18", 24" and 30" (f,r) highland oak logs on natur...

  • Page 18

    18 18nb/24nb gas log set 81d0108 lg624 place log 5 lg624 lg623 place log 4 lg623 lg622 place log 3 lg622 figure 24 left front log #5 figure 23 left rear log #4 log placement placing right rear log, ensure log is fully upright and does not tilt forward. Slide #1 log ember chunk back to contact right ...

  • Page 19

    19 18nb/24nb gas log set 81d0108 lg627 place log 8 lg627 lg626 place log 7 lg626 figure 25 left top log #6 figure 27 - place embers log placement 6. Place top left log (#6) on left rear log (#4) and left front log (#5) using locating grooves on bottom of #6 and locating blocks on logs #4 and #5. Fig...

  • Page 20

    20 18nb/24nb gas log set 81d0108 lg1074 maj sc24r log 1 place split timber 18/24/30st-r logs 1. Place bottom log (#1) on two (2) pins on rear of grate assembly and push towards rear as far as possible. Figure 28 log placement bottom rear log #1 lg1074 figure 28 lg1075 maj sc24r log 2 3 ember chunk l...

  • Page 21

    21 18nb/24nb gas log set 81d0108 log placement lg1077 maj sc24r log 5 6 front bottom left log #5 mid right log #6 lg1077 figure 31 5. Place front bottom left log (#5) on left pin located on burner and left grate bar. The right side of the log should rest on log #4. Figure 31 6. Place mid right log (...

  • Page 22

    22 18nb/24nb gas log set 81d0108 log placement lg1080 maj sc24r log 10 11 top front left log #11 top front right log #10 lg1080 figure 34 10. Place top front right log (#10) onto mid right log (#6) by placing notch on bottom of log onto locating block on log #6. Rest bottom end of log onto grate bar...

  • Page 23

    23 18nb/24nb gas log set 81d0108 flame appearance flames from the pilot and burner should be visually checked as soon as the heater is installed. In addition, periodically check the flames visually during operation. Check the pilot flame the pilot flame must always be present when the heater is in o...

  • Page 24

    24 18nb/24nb gas log set 81d0108 a. This appliance is equipped with a piezo ignition device which lights the pilot. If piezo is not working properly see match lighting instructions, page 26. B. Before operating smell all around the appliance area for gas. Be sure to smell next to the floor because s...

  • Page 25: To Turn Off Gas to Heater

    25 18nb/24nb gas log set 81d0108 operating instructions - millivolt 1. Stop! Read the safety information label. 2. Make sure the manual shutoff valve is fully open. 3. This gas log set is equipped with an ignition device (piezo) which automatically lights the pilot. If piezo ignitor does not light t...

  • Page 26: Match Lighting Instructions

    26 18nb/24nb gas log set 81d0108 operating instructions - millivolt match lighting instructions 1. Remove any items necessary for easy access to the pilot (for example: logs, screens, etc.). 2. Follow appropriate lighting instructions found previously. Instead of pushing and releasing the piezo butt...

  • Page 27

    27 18nb/24nb gas log set 81d0108 check gas pressure & electrical installation - signature command fp1909a signature command valve alternate view 8/08 pressure inlet pressure outlet fp1909a figure 40 - signature command valve 1. Check gas type. The gas supply must be the same as stated on the applian...

  • Page 28

    28 18nb/24nb gas log set 81d0108 fp2701 scs 2 wire wiring control board rf receiver on/off button black / thermopile red / thermopile sensor ignitor / sparker plug-in connector control board to command center off/lo led on/hi master switch command center optional wall switch plug-in connector steppe...

  • Page 29

    29 18nb/24nb gas log set 81d0108 operating instructions - signature command a. This appliance is equipped with an ignition device which automatically lights the pilot. Refer to the instructions. B. Before operating smell all around the appliance area for gas. Be sure to smell next to the floor becau...

  • Page 30: Operating  Instructions

    30 18nb/24nb gas log set 81d0108 operating instructions - signature command operating instructions 1. Stop! Read the safety information above. 2. This appliance is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand. 3. With five (5) minutes...

  • Page 31

    31 18nb/24nb gas log set 81d0108 features command center • easy access function operation and system configura- tion • operation confirmation/fault diagnostic indications (led/buzzer) • on/off/hi/med/low operation • optional wall mounting control board • electronic ignition • pilot lockout safety fe...

  • Page 32

    32 18nb/24nb gas log set 81d0108 signature command system operation instructions system configuration/setup all system configuration/setup is done on the command center. Note: when using on/off wall switch, the switch must be in the on position to perform all configuration set ups at the command cen...

  • Page 33

    33 18nb/24nb gas log set 81d0108 signature command system operation instructions functions/operation (from the command center) turning on the fireplace 1. Turn on the master switch and wait for a beep. 2. Press the on button on the command center or turn on wall switch. Pilot will light and burner w...

  • Page 34

    34 18nb/24nb gas log set 81d0108 fp2660 tstsc display note due to the sensitive temperature monitoring components in the transmitter, it is necessary to allow the transmitter to stabilize to room tem- perature before accurate room temperatures are displayed. If the transmitter is activated from a se...

  • Page 35

    35 18nb/24nb gas log set 81d0108 touch screen remote control operation - scr models setting privacy code on transmitter figure 45 the remote transmitter privacy code is preset in factory. In the event of activation or interfer- ence from other nearby trans- missions, change the code using the follow...

  • Page 36

    36 18nb/24nb gas log set 81d0108 touch screen remote control operation 1. Press the on/up button to turn on the fireplace. The flame icon on the lcd displays high. 2. Press the off/down button to decrease the flame height and turn off the fireplace. When the off/down button is pressed for three time...

  • Page 37

    37 18nb/24nb gas log set 81d0108 touch screen remote control operation - scr models there is no manual flame height adjustment. Note: there will a 10 second delay for the flame adjust- ment when the fireplace is turned on. 1. When set temp. Is 3° f or higher than room temp., flame height will be on ...

  • Page 38

    38 18nb/24nb gas log set 81d0108 n using the mounting base the transmitter comes with a mounting base which allows you to hang the transmitter on the wall. 1. Secure the mounting base on the wall with supplied screws. For best viewing angle, make it the same height as your eyes. 2. Hang the transmit...

  • Page 39

    39 18nb/24nb gas log set 81d0108 cleaning and servicing annual inspection and cleaning by your dealer or qualified service technician is recommended to prevent malfunction and/or sooting. Periodic cleaning - refer to parts diagram for location of items discussed below. • do not use cleaning fluid to...

  • Page 40

    40 18nb/24nb gas log set 81d0108 troubleshooting note: all troubleshooting items are listed in order of operation. W arning turn appliance off and allow to cool before servicing. Only a qualified service person should service and repair the heater. Problem when ignitor button is pressed, there is no...

  • Page 41

    41 18nb/24nb gas log set 81d0108 troubleshooting problem ods/pilot lights, but flame goes out when control knob is released. Burner does not light after ods/pilot is lit. Burner backfires during combustion. Slight smoke or odor combustion. Logs appear to smoke after initial operation. Heater produce...

  • Page 42

    42 18nb/24nb gas log set 81d0108 troubleshooting operation install batteries and/or plug in the ac board flip the master switch (rocker switch) to the on position press the on button on the command center fault no beep in about 8 seconds no beep or no sound from the valve indicating pilot solenoid o...

  • Page 43

    43 18nb/24nb gas log set 81d0108 replacement parts burner assembly w arning failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury. 6 1 2 3 4 6 5 7 810108 nb parts nb mill...

  • Page 44

    44 18nb/24nb gas log set 81d0108 replacement parts 11 13 12 4 6 3 9 7 8 5 2 10 1 810108 nbsc parts nb signature command models (nbsc, nbscr) burner assembly 18nbsc 18nbscr 24nbsc 24nbscr ref. Description qty. Nat. Lp nat. Lp nat lp nat. Lp 1. Burner 1 20303243 20303247 20303243 20303247 20303180 203...

  • Page 45

    45 18nb/24nb gas log set 81d0108 replacement parts w arning failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this appliance may result in property damage or personal injury. Highland oak refractory logs item description qty. Ho18...

  • Page 46

    46 18nb/24nb gas log set 81d0108 replacement parts ref. Description qty. 18st-r 24st-r 30st-r 1. Bottom rear log #1 1 20303581 20303592 20303592 2. Ember chunk #2 (notch on both ends) 1 81d0110 81d0110 81d0110 3. Ember chunk # 3 (notch on one end) 1 81d0110 20303559 20303559 4. Front bottom right lo...

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    47 18nb/24nb gas log set 81d0108.

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    48 18nb/24nb gas log set 81d0108.

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    49 18nb/24nb gas log set 81d0108.

  • Page 50

    50 18nb/24nb gas log set 81d0108 note regarding vented products this product must be installed by a licensed plumber or gas fitter when installed within the commonwealth of massachusetts. Any residence with a direct vent product must have a co detector installed in the residence. Installation of the...

  • Page 51

    51 18nb/24nb gas log set 81d0108 limited lifetime warranty policy lifetime warranty the following components are warranted for life to the original owner, subject of proof of purchase: firebox, combustion chamber, heat exchanger, grate, and stainless steel burners. Five year warranty the following c...

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